Active Directory Fundamentals

The OSI model: What it is and how you can use it

Developed by the International Organization for Standardization (ISO) in 1984 when network computing was at its nascent stage, the Open Systems Interconnection (OSI) model is the visual representation of how information interacts with different mediums—hardware and software components—within a network. OSI is a framework for vendors to standardize the interoperability between devices and…
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Active Directory Fundamentals

Managing shared resources

Introduction When sharing resources in a common network, the biggest concern is delegating access levels to those resources. Permissions management is a critical security process since any pitfalls can make the organizations prone to data breaches. For example, consider a scenario where a new sales employee joins an organization. They need to be provided with access to things like sales…
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Active Directory Fundamentals

Integrating AD with LDAP

Introduction Active Directory (AD) is a directory service that stores information about objects on the network in a logical and hierarchical manner. Administrators control and manage access to network resources based on the permissions assigned to the AD user role. Lightweight Directory Access Protocol (LDAP) functions as an application protocol in directory services that perform authentication…
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Active Directory Fundamentals

Migrating AD from Windows Server 2003 to Windows Server 2016

Active Directory (AD), a service provided by Microsoft, functions as a central database for securely storing and managing information about user accounts, groups, applications, and other critical resources. It primarily functions as a directory service for Windows domain networks. Windows Server 2016, the eighth version of Windows Server operating system, was launched in 2016. In comparison to the…
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Active Directory Fundamentals

Active Directory Groups: An explanation

What are Active Directory groups? Active Directory is a Microsoft technology that is used to implement directory services. It is a feature of the Windows Server and one of the most popular on-premise directory services, which provides functionalities to store and handle directory information. A collection of Active Directory objects is called an Active Directory Group. They may include users…
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Active Directory Fundamentals

What is Azure Active Directory?

Azure Active Directory: Introduction Azure Active Directory is a multi-tenant, cloud-based directory and identity management service provided by Microsoft. It offers identity and access capabilities for applications running in both Microsoft Azure and in an on-premises environment. It is the foundation for Office 365 and other SaaS applications; users are allowed to sign in and access the…
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Active Directory Fundamentals

Active Directory Basics: Everything you need to know

What you will learn: An organization will consist of multiple employees, devices, contacts, and large amounts of data. It would need to sort all these resources and information in a structured manner for easy access, and also secure its resources. This is where directory services come into play. A directory service categorically arranges all the resources in a structured and hierarchical manner…
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Active Directory Fundamentals

DNS and Active Directory

What is AD DNS? Domain Name System (DNS) is a name resolution method that is used to resolve hostnames to IP addresses. It is used on TCP/IP networks and across the internet. DNS is a namespace. Active Directory is built on DNS. DNS namespace is used internet-wide while the Active Directory namespace is used across a private network. The reason behind the choice of DNS is that it is highly…
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Active Directory Fundamentals

Microsoft Hello

For quite a long time, we have been following the routine of typing in a password for accessing our computers. Strong password requirements make us set complex passwords which we often tend to forget, and then we frantically chase the administrator to reset our forgotten passwords. More importantly, even the most secure network is vulnerable to security breaches and the network credentials could…
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Active Directory Fundamentals

Active Directory Certificate Services

What you will learn from this article Before we delve into the Active Directory Certificate Services, let us understand certificates. A digital certificate and a traditional certificate have quite a few similarities. The certificates contain the issuing authority’s name. While a traditional certificate contains particulars of a university, organization, or government agency, the digital…
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